const path = require("path");
const settings = require("./src/settings.js");
function resolve(dir) {
  return path.join(__dirname, dir);
}

const name = settings.title; // page title

const port = process.env.port || process.env.npm_config_port || 9527; // dev port
const { defineConfig } = require("@vue/cli-service");
module.exports = defineConfig({
  transpileDependencies: true,
  publicPath: "/", // 公共路径
  outputDir: "dist",
  assetsDir: "static",
  lintOnSave: process.env.NODE_ENV === "development",
  productionSourceMap: false, // 生产环境下css分离文件
  devServer: {
    // 配置服务器
    port: port,
    open: true,
    hot: true,
    proxy: {
      "^/soc/v1": {
        target: "http://120.46.80.38:8210",
        pathRewrite: {
          "^/soc/v1": "/soc/v1",
        },
        logLevel: "debug",
      },
    },
  },
  configureWebpack: {
    devtool: "source-map",
    // provide the app's title in webpack's name field, so that
    // it can be accessed in index.html to inject the correct title.
    name: name,
    resolve: {
      alias: {
        "@": resolve("src"),
      },
    },
    devServer: {
      client: {
        overlay: false,
      },
    },
  },
  chainWebpack(config) {
    config.plugins.delete("preload"); // TODO: need test
    config.plugins.delete("prefetch"); // TODO: need test

    // set svg-sprite-loader
    config.module.rule("svg").exclude.add(resolve("src/icons")).end();
    config.module
      .rule("icons")
      .test(/\.svg$/)
      .include.add(resolve("src/icons"))
      .end()
      .use("svg-sprite-loader")
      .loader("svg-sprite-loader")
      .options({
        symbolId: "icon-[name]",
      })
      .end();

    // set preserveWhitespace
    config.module
      .rule("vue")
      .use("vue-loader")
      .loader("vue-loader")
      .tap((options) => {
        options.compilerOptions.preserveWhitespace = true;
        return options;
      })
      .end();

    config
      // https://webpack.js.org/configuration/devtool/#development
      .when(process.env.NODE_ENV === "development", (config) =>
        config.devtool("cheap-source-map")
      );

    config.when(process.env.NODE_ENV !== "development", (config) => {
      config.optimization.splitChunks({
        chunks: "all",
        cacheGroups: {
          libs: {
            name: "chunk-libs",
            test: /[\\/]node_modules[\\/]/,
            priority: 10,
            chunks: "initial", // only package third parties that are initially dependent
          },
          commons: {
            name: "chunk-commons",
            test: resolve("src/components"), // can customize your rules
            minChunks: 3, //  minimum common number
            priority: 5,
            reuseExistingChunk: true,
          },
        },
      });
      config.optimization.runtimeChunk("single");
    });
  },
});
